Growing community of inventors

Belper, United Kingdom

D John Durham

Average Co-Inventor Count = 3.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 1

D John DurhamDavid J Moreton (1 patent)D John DurhamDavid Cressey (1 patent)D John DurhamD John Durham (1 patent)David J MoretonDavid J Moreton (53 patents)David CresseyDavid Cressey (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Lubrizol Corporation (1 from 1,305 patents)


1 patent:

1. 6673751 - Boron containing overbased calixarates and lubricants and methods thereof

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/19/2026
Loading…